def create_config(session, domain):
"""Create the CloudFormationConfiguration object.
:arg session used to perform lookups
:arg domain DNS name of vpc
"""
config = CloudFormationConfiguration('cloudwatch', domain)
names = AWSNames(domain)
vpc_id = config.find_vpc(session)
lambda_subnets, _ = config.find_all_availability_zones(session, lambda_compatible_only=True)
internal_sg = aws.sg_lookup(session, vpc_id, names.internal)
loadbalancer_name = names.endpoint_elb
if not aws.lb_lookup(session, loadbalancer_name):
raise Exception("Invalid load balancer name: " + loadbalancer_name)
# TODO Test that MailingListTopic is working.
production_mailing_list = const.PRODUCTION_MAILING_LIST
mailing_list_arn = aws.sns_topic_lookup(session, production_mailing_list)
if mailing_list_arn is None:
#config.add_sns_topic("topicList", production_mailing_list)
msg = "MailingList {} needs to be created before running config"
raise Exception(msg.format(const.PRODUCTION_MAILING_LIST))
config.add_cloudwatch(loadbalancer_name, [mailing_list_arn])
lambda_role = aws.role_arn_lookup(session, 'VaultConsulHealthChecker')
config.add_arg(Arg.String(
'VaultConsulHealthChecker', lambda_role,
'IAM role for vault/consul health check.' + domain))
config.add_lambda('VaultLambda',
names.vault_monitor,
description='Check health of vault instances.',
timeout=30,
role=Ref('VaultConsulHealthChecker'),
security_groups=[internal_sg],
subnets=lambda_subnets,
handler='index.lambda_handler',
file=const.VAULT_LAMBDA)
config.add_lambda('ConsulLambda',
names.consul_monitor,
description='Check health of vault instances.',
timeout=30,
role=Ref('VaultConsulHealthChecker'),
security_groups=[internal_sg],
subnets=lambda_subnets,
handler='index.lambda_handler',
file=const.CONSUL_LAMBDA)
# Lambda input data
json_str = json.dumps({
'vpc_id': vpc_id,
'vpc_name': domain,
'topic_arn': mailing_list_arn,
})
config.add_cloudwatch_rule('VaultConsulCheck',
name=names.vault_consul_check,
description='Check health of vault and consul instances.',
targets=[
{
'Arn': Arn('VaultLambda'),
'Id': names.vault_monitor,
'Input': json_str
},
{
'Arn': Arn('ConsulLambda'),
'Id': names.consul_monitor,
'Input': json_str
},
],
schedule='rate(1 minute)',
depends_on=['VaultLambda', 'ConsulLambda'])
config.add_lambda_permission('VaultPerms',
names.vault_monitor,
principal='events.amazonaws.com',
source=Arn('VaultConsulCheck'))
config.add_lambda_permission('ConsulPerms',
names.consul_monitor,
principal='events.amazonaws.com',
source=Arn('VaultConsulCheck'))
return config
def create_config(bosslet_config):
"""Create the CloudFormationConfiguration object.
:arg session used to perform lookups
:arg domain DNS name of vpc
"""
config = CloudFormationConfiguration('cloudwatch', bosslet_config)
names = bosslet_config.names
session = bosslet_config.session
domain = bosslet_config.INTERNAL_DOMAIN
vpc_id = config.find_vpc()
lambda_subnets, _ = config.find_all_subnets(compatibility='lambda')
internal_sg = aws.sg_lookup(session, vpc_id, names.internal.sg)
loadbalancer_name = names.endpoint_elb.dns
if not aws.lb_lookup(session, loadbalancer_name):
raise MissingResourceError('ELB', loadbalancer_name)
# TODO Test that MailingListTopic is working.
production_mailing_list = bosslet_config.ALERT_TOPIC
mailing_list_arn = aws.sns_topic_lookup(session, production_mailing_list)
if mailing_list_arn is None:
raise MissingResourceError('SNS topic', bosslet_config.ALERT_TOPIC)
config.add_cloudwatch(loadbalancer_name, [mailing_list_arn])
lambda_role = aws.role_arn_lookup(session, 'VaultConsulHealthChecker')
config.add_arg(
Arg.String('VaultConsulHealthChecker', lambda_role,
'IAM role for vault/consul health check'))
config.add_lambda('VaultLambda',
names.vault_monitor.lambda_,
description='Check health of vault instances.',
timeout=30,
role=Ref('VaultConsulHealthChecker'),
security_groups=[internal_sg],
subnets=lambda_subnets,
handler='index.lambda_handler',
file=const.VAULT_LAMBDA)
# Lambda input data
json_str = json.dumps({
'hostname': names.vault.dns,
})
config.add_cloudwatch_rule('VaultCheck',
name=names.vault_check.cw,
description='Check health of vault instances.',
targets=[
{
'Arn': Arn('VaultLambda'),
'Id': names.vault_monitor.lambda_,
'Input': json_str
},
],
schedule='rate(2 minutes)',
depends_on=['VaultLambda'])
config.add_lambda_permission('VaultPerms',
names.vault_monitor.lambda_,
principal='events.amazonaws.com',
source=Arn('VaultCheck'))
return config
def create_config(session, domain):
"""Create the CloudFormationConfiguration object.
:arg session used to perform lookups
:arg domain DNS name of vpc
"""
config = CloudFormationConfiguration('cloudwatch', domain)
names = AWSNames(domain)
vpc_id = config.find_vpc(session)
lambda_subnets, _ = config.find_all_availability_zones(
session, lambda_compatible_only=True)
internal_sg = aws.sg_lookup(session, vpc_id, names.internal)
loadbalancer_name = names.endpoint_elb
if not aws.lb_lookup(session, loadbalancer_name):
raise Exception("Invalid load balancer name: " + loadbalancer_name)
# TODO Test that MailingListTopic is working.
production_mailing_list = const.PRODUCTION_MAILING_LIST
mailing_list_arn = aws.sns_topic_lookup(session, production_mailing_list)
if mailing_list_arn is None:
#config.add_sns_topic("topicList", production_mailing_list)
msg = "MailingList {} needs to be created before running config"
raise Exception(msg.format(const.PRODUCTION_MAILING_LIST))
config.add_cloudwatch(loadbalancer_name, [mailing_list_arn])
lambda_role = aws.role_arn_lookup(session, 'VaultConsulHealthChecker')
config.add_arg(
Arg.String('VaultConsulHealthChecker', lambda_role,
'IAM role for vault/consul health check.' + domain))
config.add_lambda('VaultLambda',
names.vault_monitor,
description='Check health of vault instances.',
timeout=30,
role=Ref('VaultConsulHealthChecker'),
security_groups=[internal_sg],
subnets=lambda_subnets,
handler='index.lambda_handler',
file=const.VAULT_LAMBDA)
config.add_lambda('ConsulLambda',
names.consul_monitor,
description='Check health of vault instances.',
timeout=30,
role=Ref('VaultConsulHealthChecker'),
security_groups=[internal_sg],
subnets=lambda_subnets,
handler='index.lambda_handler',
file=const.CONSUL_LAMBDA)
# Lambda input data
json_str = json.dumps({
'vpc_id': vpc_id,
'vpc_name': domain,
'topic_arn': mailing_list_arn,
})
config.add_cloudwatch_rule(
'VaultConsulCheck',
name=names.vault_consul_check,
description='Check health of vault and consul instances.',
targets=[
{
'Arn': Arn('VaultLambda'),
'Id': names.vault_monitor,
'Input': json_str
},
{
'Arn': Arn('ConsulLambda'),
'Id': names.consul_monitor,
'Input': json_str
},
],
schedule='rate(1 minute)',
depends_on=['VaultLambda', 'ConsulLambda'])
config.add_lambda_permission('VaultPerms',
names.vault_monitor,
principal='events.amazonaws.com',
source=Arn('VaultConsulCheck'))
config.add_lambda_permission('ConsulPerms',
names.consul_monitor,
principal='events.amazonaws.com',
source=Arn('VaultConsulCheck'))
return config